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    • 71. 发明专利
    • Tag information read / write system for a radio ic tag for identifying the tag information and the position information of the object
    • 空值
    • JP5048247B2
    • 2012-10-17
    • JP2006005599
    • 2006-01-13
    • 公立大学法人会津大学
    • 泰平 一澤雅人 土佐晶一 石山子学 程
    • G06K17/00H04B1/59H04B5/02
    • Y02D70/00Y02D70/10Y02D70/40Y02D70/42
    • PROBLEM TO BE SOLVED: To provide a tag information reading/writing system for a wireless IC tag for specifying the tag information and position information of an object allowed to be judged by relatively recording individual information (tag information) concerned with the object such as a person and an article having the wireless IC tag and the position information of the object. SOLUTION: The tag information reading/writing system 1 for a wireless IC tag comprises: a sensor/antenna unit 2 in which an antenna 3 to be used for data communication with the wireless IC tag and an object detection sensor for detecting the existence of the object are integrally formed; and a tag information reading/writing means 5 for reading or writing tag information from/in the wireless IC tag through the antenna 3. The tag information reading/writing means 5 starts reading or writing operation of the tag information under a condition that the object is detected by the object detection sensor 4. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种无线IC标签的标签信息读取/写入系统,用于通过相对记录与该对象相关的个人信息(标签信息)来指定允许判断的标签信息和位置信息 例如具有无线IC标签的人和物品以及物体的位置信息。 解决方案:用于无线IC标签的标签信息读/写系统1包括:传感器/天线单元2,其中用于与无线IC标签的数据通信的天线3和用于检测无线IC标签的物体检测传感器 物体的存在是整体形成的; 以及用于通过天线3从无线IC标签读取或写入标签信息的标签信息读取/写入装置5.标签信息读取/写入装置5在对象的条件下开始读取或写入标签信息的操作 由对象检测传感器4检测。(C)2007,JPO&INPIT
    • 72. 发明专利
    • Base stations and wireless communication method
    • 空值
    • JP5025436B2
    • 2012-09-12
    • JP2007308212
    • 2007-11-29
    • 京セラ株式会社
    • 孝則 三浦
    • H04W72/04H04B1/3822H04B1/40H04L5/22H04W28/18H04W52/00H04W52/02H04W56/00H04W88/08
    • Y02D70/00Y02D70/40
    • PROBLEM TO BE SOLVED: To improve communication quality, and to suppress the power consumption of a base station by suppressing inrush currents flowing to RF circuits. SOLUTION: The base station 100 for performing radio communication with a radio terminal by a time division duplex (TDD) system is provided with a plurality of RF circuits capable of performing adaptive modulation, a supply time deriving part 116 for deriving a power supply time corresponding to a modulation system of a signal allocated to the first time slot of a reception slot group with respect to each of the plurality of RF circuits, and a power supplying part 118 for supplying power to a reception circuit at the derived power supply time in each of the plurality of RF circuits. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过抑制流向RF电路的浪涌电流来提高通信质量并抑制基站的功耗。 解决方案:用于通过时分双工(TDD)系统与无线电终端进行无线电通信的基站100设置有能够执行自适应调制的多个RF电路,用于导出功率的供应时间导出部分116 供给时间对应于分配给接收时隙组的第一时隙的信号的调制方式相对于多个RF电路中的每一个;以及电源部118,用于在导出电源处向接收电路供电 在多个RF电路的每一个中的时间。 版权所有(C)2009,JPO&INPIT
    • 73. 发明专利
    • Radio base station device, and processing method thereof and program
    • 无线基站设备及其处理方法及程序
    • JP2012175497A
    • 2012-09-10
    • JP2011036787
    • 2011-02-23
    • Nec Commun Syst Ltd日本電気通信システム株式会社
    • IIZUKA HIROYUKIITO TETSUYAYOSHIMURA KOICHIKAGAWA SHOICHISAKATA SHIROKOMURO NOBUYOSHI
    • H04W52/02H04B1/40H04W84/10H04W88/08
    • Y02D70/00Y02D70/40
    • PROBLEM TO BE SOLVED: To provide a radio base station device capable of contributing to reduction in power consumption.SOLUTION: When the end of unit transmission/reception processing of transmission/reception data to and from a transmission/reception destination is detected, a processing interval of actual last unit transmission/reception processing is calculated, and a weighted average of a processing interval of last unit transmission/reception processing which is predicted in the past and a processing interval of the actual last unit transmission/reception processing is calculated to obtain a predicted processing interval of current unit transmission/reception processing. Power consumption when a local device is in an operation state in a transmission/reception stop time obtained by subtracting a duration time of the current unit transmission/reception processing from the predicted processing interval of the current transmission/reception processing is compared with a total power consumption obtained by adding a power consumption of transition from a halt state to an operation state to a power consumption in a halt state in a halt time obtained by subtracting a startup time of transition from a halt state to an operation state of the local device from the transmission/reception stop state, and when the power consumption in the operation state exceeds the total power consumption, transition of the local device to the halt state is determined.
    • 解决的问题:提供能够有助于降低功耗的无线基站装置。 解决方案:当检测到发往/接收目的地的发送/接收数据的单元发送/接收处理的结束时,计算实际的最后单位发送/接收处理的处理间隔, 计算过去预测的最后单位发送/接收处理的处理间隔和实际最后单位发送/接收处理的处理间隔,以获得当前单位发送/接收处理的预测处理间隔。 通过从当前发送/接收处理的预测处理间隔减去当前单位发送/接收处理的持续时间而获得的发送/接收停止时间内的本地设备处于操作状态的功耗与总功率 通过将从停止状态转移到操作状态的功耗添加到通过从停止状态转移到本地设备的操作状态的启动时间而获得的停止时间中获得的消耗 发送/接收停止状态,并且当操作状态下的功耗超过总功耗时,确定本地设备向停止状态的转变。 版权所有(C)2012,JPO&INPIT
    • 74. 发明专利
    • Hadamard transform circuit
    • 空值
    • JP5012285B2
    • 2012-08-29
    • JP2007194767
    • 2007-07-26
    • 富士通株式会社
    • 健太郎 福島
    • H04B1/707H04J13/12H04W52/02H04W88/00
    • Y02D70/00Y02D70/40Y02D70/449
    • PROBLEM TO BE SOLVED: To reduce an operation amount of Hadamard transform and power consumption of a circuit. SOLUTION: A buffer 1 holds operation results at the respective stages of a plurality of butterfly operations for performing the Hadamard transform. An adder 2 performs a butterfly operation of the next stage using the operation results held in the buffer and holds its operation result in the buffer 1. An adder operation decision means 3 decides whether or not individual addition processing in the plurality of butterfly operations of the adder 2 are necessary in the addition processing based on an identification number for identifying a channelization code. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:减少电路的Hadamard变换和功耗的操作量。 解决方案:缓冲器1在用于执行哈达玛变换的多个蝶形运算的各个阶段中保持运算结果。 加法器2使用保持在缓冲器中的运算结果来执行下一级的蝶形运算,并将其运算结果保存在缓冲器1中。加法器运算判定装置3判定多个蝶形运算 加法器2在基于用于识别信道化码的识别号码的加法处理中是必需的。 版权所有(C)2009,JPO&INPIT
    • 75. 发明专利
    • Receiver, control method, and program
    • 接收器,控制方法和程序
    • JP2012151879A
    • 2012-08-09
    • JP2012054328
    • 2012-03-12
    • Jvc Kenwood Corp株式会社Jvcケンウッド
    • SHIOZAWA HIDEAKI
    • H04B1/16H04W56/00H04W88/02
    • Y02D70/00Y02D70/40
    • PROBLEM TO BE SOLVED: To reduce power consumption while ensuring a proper processing result in a radio.SOLUTION: A receiver detects an RSSI (Receiving Signal Strength Indicator) of a reception radio wave (S36); detects the difference between symbol rate of a transmitter and a radio as a receiver, or the difference between reference oscillation signals (S38), when the RSSI is equal to or more than a prescribed threshold (S37 Yes); and reduces a processing frequency of a clock reproduction device 19 (S47), when it can be determined based on the detected difference for nearest N reception frames that a reception state of a reception signal is excellent (S46 Yes). The receiver also acquires a bit error rate of an FS detection processor or a CAI decode processor (S48 and S49); and reduces the number of symbols that is a bit error determination target in the FS detection processor (S55), when it can be determined based on the bit error rate of the nearest N reception frames that the reception state of the reception signal is excellent (S54 Yes).
    • 要解决的问题:为了在确保无线电中的正确处理结果的同时降低功耗。 接收机检测接收无线电波的RSSI(接收信号强度指示符)(S36); 当RSSI等于或大于规定的阈值(S37是)时,检测发射机的符号率与作为接收机的无线电之间的差异或参考振荡信号之间的差异(S38)。 并且可以基于最近的N个接收帧的检测到的差异来确定接收信号的接收状态良好(S46是),从而降低时钟再生装置19的处理频率(S47)(S47)。 接收机还获取FS检测处理器或CAI解码处理器的误码率(S48和S49); 并且当可以基于最近N个接收帧的误码率确定接收信号的接收状态优良时,在FS检测处理器中减少作为位错误确定目标的符号数(S55)(S55) S54是)。 版权所有(C)2012,JPO&INPIT
    • 76. 发明专利
    • Radio communication apparatus
    • 无线电通信设备
    • JP2012147220A
    • 2012-08-02
    • JP2011003582
    • 2011-01-12
    • Panasonic Corpパナソニック株式会社
    • NAKAGAWA MASAFUMITANAKA TAKAOYAMAMOTO MASAHIRO
    • H04B1/16H04W52/02H04W56/00
    • Y02D70/00Y02D70/40
    • PROBLEM TO BE SOLVED: To prevent erroneous operation of a radio communication apparatus accompanied by the failure of a low-speed oscillation circuit.SOLUTION: A radio communication apparatus includes: a low-speed clock generation means 12; a high-speed clock generation means 10; a receiving means for receiving a clock signal output by the low-speed clock generation means 12 and the high-speed clock generation means 10 to supply the clock signal; a control means 4; and a clock measurement means 16 for measuring the clock number of the high-speed clock signals and the low-speed clock signals. When the low-speed clock frequency calculated based on each clock number in the clock measurement is out of the prescribed range, the control means does not allow the radio communication apparatus to switch into a low consumption power operation mode from a normal mode so as to continuously run the radio communication without halt even the low-speed clock signal halts due to a failure.
    • 解决的问题:为了防止伴随低速振荡电路的故障的无线通信装置的错误操作。 解决方案:无线电通信装置包括:低速时钟产生装置12; 高速时钟发生装置10; 接收装置,用于接收由低速时钟产生装置12和高速时钟产生装置10输出的时钟信号以提供时钟信号; 控制装置4; 以及用于测量高速时钟信号和低速时钟信号的时钟数的时钟测量装置16。 当基于时钟测量中的每个时钟数计算的低速时钟频率在规定范围之外时,控制装置不允许无线电通信装置从正常模式切换到低功耗操作模式,从而 连续运行无线电通信,即使低速时钟信号由于故障而中断,也不会停止。 版权所有(C)2012,JPO&INPIT
    • 78. 发明专利
    • Television receiver, and television receiving method
    • 电视接收机,电视接收方式
    • JP2012142965A
    • 2012-07-26
    • JP2012030985
    • 2012-02-15
    • Toshiba Corp株式会社東芝
    • KAWADA HIROSHISAKAMOTO NORIYA
    • H04N7/16H04B1/16H04H20/02H04H20/59H04H60/13H04H60/82H04N7/173H04N21/41H04N21/6332
    • Y02D70/00Y02D70/12Y02D70/122Y02D70/20Y02D70/40
    • PROBLEM TO BE SOLVED: To enable emergency warning broadcast to be received automatically in a retransmission system.SOLUTION: A transmission side for IP retransmission detects a start-up signal for emergency warning broadcast from a transmission control signal included in a digital broadcast signal, and broadcasts a start-up packet for emergency warning broadcast based on the start-up signal for emergency warning broadcast which is detected by a detection circuit to an IP network. A gateway device has an address memory storing an address of a receiving device for IP retransmission connected via a network channel, and when receiving the start-up packet for emergency warning broadcast which is broadcasted from an accommodation station receiving IP packets from an IP retransmitting device, transmits the start-up packet to the receiving device for IP retransmission. When receiving the start-up packet from the gateway device, a television receiver makes a demultiplexing unit select from a content stream a packet required for decoding the emergency warning broadcast. Thereby, the emergency warning broadcast can be received automatically even in the IP retransmission.
    • 要解决的问题:在重传系统中自动接收紧急警告广播。 解决方案:用于IP重传的发送侧从数字广播信号中包含的发送控制信号中检测紧急警告广播的启动信号,并且基于启动广播用于紧急警告广播的启动分组 通过检测电路检测到IP网络的紧急警告广播信号。 网关设备具有地址存储器,其存储经由网络信道连接的用于IP重传的接收设备的地址,并且当接收到从接收来自IP重传设备的IP分组的接收站广播的紧急警告广播的启动分组时 将启动分组发送到接收设备进行IP重传。 当从网关装置接收到启动包时,电视接收机使解复用单元从内容流中选择解码紧急警告广播所需的分组。 因此,即使在IP重传中也可以自动接收紧急警告广播。 版权所有(C)2012,JPO&INPIT
    • 79. 发明专利
    • Communication device and communication method
    • 空值
    • JP4986349B2
    • 2012-07-25
    • JP2001255294
    • 2001-08-24
    • ソニー インターナショナル (ヨーロッパ) ゲゼルシャフト ミット ベシュレンクテル ハフツング
    • 誠一 泉
    • H04J11/00H04B7/02H04B7/06H04L1/06H04L25/02H04L27/26
    • H04L27/263H04B1/0475H04B1/0483H04B7/0413H04B7/0613H04B7/0615H04B7/0626H04B7/066H04B7/0697H04B7/0842H04B7/0857H04L1/0001H04L1/06H04L5/0003H04L5/0007H04L5/0023H04L5/0044H04L5/005H04L5/0058H04L25/0204H04L25/0224H04L25/0242H04L27/2628H04L27/2647H04W52/02Y02D70/00Y02D70/40Y02D70/444
    • The present invention relates to a communication device for receiving and transmitting OFDM signals in a wireless communication system, in which each OFDM signal is composed of a plurality of subcarrier signals each being assigned to a respective transmission channel of said communication system, comprising diversity antenna means (10) including a plurality of antenna elements (12); examination means (26) adapted for examining, individually for each antenna element (12), at least one subcarrier signal of an OFDM reception signal received by a respective one of said antenna elements (12) and for gaining, from the result of such subcarrier signal examination, attenuation information on attenuation properties of at least some of the transmission channels associated to the respective antenna element (12); and amplitude adjustment means (30) adapted for adjusting, individually for each antenna element (12), the amplitude of at least one subcarrier signal of an OFDM transmission signal to be transmitted from a respective one of said antenna elements (12) in accordance with said attenuation information, such as to give a higher amplitude to said subcarrier signal of said OFDM transmission signal when said attenuation information indicates a lower attenuation of the associated transmission channel, and to give a lower amplitude to said subcarrier signal of said OFDM transmission signal when said attenuation information indicates a higher attenuation of the associated transmission channel. In this way, transmission of useless energy on heavily disturbed transmission channels can be avoided.
    • 本发明涉及一种用于在无线通信系统中接收和发送OFDM信号的通信设备,其中每个OFDM信号由分配给所述通信系统的相应传输信道的多个子载波信号组成,包括分集天线装置 (10),包括多个天线元件(12); 检测装置(26),其适于单独地检查每个天线元件(12)中由所述天线元件(12)中的相应一个接收的OFDM接收信号的至少一个子载波信号,并从所述子载波的结果中获得 信号检查,关于与相应天线元件(12)相关联的至少一些传输信道的衰减特性的衰减信息; 和幅度调整装置(30),适于对于每个天线元件(12)单独地调整要从所述天线元件(12)中的相应一个发送的OFDM传输信号的至少一个副载波信号的幅度, 所述衰减信息,例如当所述衰减信息指示相关联的传输信道的较低衰减时给予所述OFDM传输信号的所述子载波信号更高的幅度,并且为所述OFDM传输信号的所述子载波信号提供较低的振幅, 所述衰减信息指示相关传输信道的较高衰减。 以这种方式,可以避免在严重干扰的传输信道上传输无用能量。